... function PRINCIPLES OF QUANTUM MECHANICS as Applied to Chemistry and Chemical Physics This text presents a rigorous mathematical account of the principles of quantum mechanics, in particular as applied ... faculty of the University of Pennsylvania, rising to the rank of Professor of Chemistry. In Penn's School of Arts and Sciences, Professor Fitts also served as ActingDean for one year and as Associate ... function Quantum mechanics is a theory to explain and predict the behavior of particlessuch as electrons, protons, neutrons, atomic nuclei, atoms, and molecules, as well as the photon±the particle associated...